| 21. | Mill capacity at Doyon will be also be increased and mining methods will be re-engineered.
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| 22. | This raises the need for robust text mining methods.
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| 23. | GIS or spatial data mining is the application of data mining methods to spatial data.
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| 24. | The mine did not produce any gold until 1963 when more modernized mining methods were introduced.
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| 25. | The high walls and unique look to the area was the end-result of this mining method.
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| 26. | The Great Northern and Fassifern coal seams have been mined using bord and pillar mining methods.
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| 27. | The company insists its mining methods are safe.
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| 28. | It was the first silver rush town, and the first to intensely apply large-industrial mining methods.
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| 29. | It contends that underground mining methods are not economically feasible for the mine, only open pit methods.
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| 30. | He was known as a wise investor as well as the inventor of the hydraulic mining method.
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